proclitic (adj.)youdaoicibaDictYouDict[proclitic 词源字典]
1846, from Medieval Latin procliticus, formed on analogy of encliticus from Greek proklinein "to lean forward," from pro- "forward" (see pro-) + klinein "to lean" (see lean (v.)).[proclitic etymology, proclitic origin, 英语词源]